From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <goswin-v-b@web.de>
X-Original-To: caml-list@sympa.inria.fr
Delivered-To: caml-list@sympa.inria.fr
Received: from mail2-relais-roc.national.inria.fr (mail2-relais-roc.national.inria.fr [192.134.164.83])
	by sympa.inria.fr (Postfix) with ESMTPS id 032187F7C2
	for <caml-list@sympa.inria.fr>; Tue,  4 Feb 2014 11:20:35 +0100 (CET)
Received-SPF: None (mail2-smtp-roc.national.inria.fr: no sender
  authenticity information available from domain of
  goswin-v-b@web.de) identity=pra; client-ip=212.227.15.3;
  receiver=mail2-smtp-roc.national.inria.fr;
  envelope-from="goswin-v-b@web.de";
  x-sender="goswin-v-b@web.de"; x-conformance=sidf_compatible
Received-SPF: None (mail2-smtp-roc.national.inria.fr: no sender
  authenticity information available from domain of
  goswin-v-b@web.de) identity=mailfrom; client-ip=212.227.15.3;
  receiver=mail2-smtp-roc.national.inria.fr;
  envelope-from="goswin-v-b@web.de";
  x-sender="goswin-v-b@web.de"; x-conformance=sidf_compatible
Received-SPF: None (mail2-smtp-roc.national.inria.fr: no sender
  authenticity information available from domain of
  postmaster@mout.web.de) identity=helo;
  client-ip=212.227.15.3;
  receiver=mail2-smtp-roc.national.inria.fr;
  envelope-from="goswin-v-b@web.de";
  x-sender="postmaster@mout.web.de";
  x-conformance=sidf_compatible
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: AgsCALi98FLU4w8DnGdsb2JhbABZvGGFUoEJFg4BAQEBAQYNCQkUKIIlAQEFOk8LGAklDwUoiCQBGMQzH4lrF458FoMOgRQElEKDZ4YyEo8M
X-IPAS-Result: AgsCALi98FLU4w8DnGdsb2JhbABZvGGFUoEJFg4BAQEBAQYNCQkUKIIlAQEFOk8LGAklDwUoiCQBGMQzH4lrF458FoMOgRQElEKDZ4YyEo8M
X-IronPort-AV: E=Sophos;i="4.95,778,1384297200"; 
   d="scan'208";a="56772737"
Received: from mout.web.de ([212.227.15.3])
  by mail2-smtp-roc.national.inria.fr with ESMTP/TLS/DHE-RSA-AES128-SHA; 04 Feb 2014 11:20:34 +0100
Received: from frosties.localnet ([37.49.32.119]) by smtp.web.de (mrweb001)
 with ESMTPSA (Nemesis) id 0MeBVG-1VsW8S0Ac2-00PtZ7 for <caml-list@inria.fr>;
 Tue, 04 Feb 2014 11:20:34 +0100
Received: from mrvn by frosties.localnet with local (Exim 4.80)
	(envelope-from <goswin-v-b@web.de>)
	id 1WAd7J-0004FI-Hb
	for caml-list@inria.fr; Tue, 04 Feb 2014 11:20:33 +0100
Date: Tue, 4 Feb 2014 11:20:33 +0100
From: Goswin von Brederlow <goswin-v-b@web.de>
To: caml-list@inria.fr
Message-ID: <20140204102033.GA16281@frosties>
References: <52F0455E.5040806@riken.jp>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <52F0455E.5040806@riken.jp>
User-Agent: Mutt/1.5.21 (2010-09-15)
X-Provags-ID:  V03:K0:fRGS1r9DiySMejX08lO52+Qe67ipCB+yExR+T0UT83smnCh0ZUc
 PSnTDCrMvdxcPqzlh5+h1U/kJGhzVJ4c33zWiFKdgiL9cbXXzltY4n5XaAIVCjOU4SoMBSr
 GMAqwJwFpAItilygNzsEcsATIxF9f/Nxgvwd8OVce/FuPLOfN0GIPqnJDm25TW8dq9jXO6f
 yQh5tpTRw5Apx6RqCJyjA==
Subject: Re: [Caml-list] is there a runtime cost for this

On Tue, Feb 04, 2014 at 10:41:50AM +0900, Francois Berenger wrote:
> Hello,
> 
> In a .ml file I'd like to write something like this
> in order to factorize some code:
> 
> let f x y z = [...] some code [...]
> 
> module Something = struct
>     let g = f
> end
> 
> module Something_else = struct
>     let h = f
> end
> 
> Is calling Something.g or Something_else.h as efficient
> as calling f directly?

I would expect this to result in identical code. But you know, you
could just compile both versions, objdump -d and compare the two
results.

MfG
	Goswin